Posted 48 minutes agoSubscribe to Screen Time NewsletterCaret DownCassandra Peterson On Creating Elvira, Saving The Tassel Scene, And The Enduring Legacy Of The "Mistress Of The Dark"The Queen of Halloween opens up on Elvira's origins, classic film Elvira: Mistress of the Dark, and new book, Elvira's Cookbook From Hell.by Andrew FirrioloBuzzFeed StaffFacebookPinterestLink It's been over 40 years since Elvira, Mistress of the Dark, first lit up late-night TV in her iconic black dress, and she remains a pop culture icon.